(19)

(11)

EP 1 955 173 A1

(12)

(43) Date of publication: 13.08.2008 Bulletin 2008/33 (21) Application number: 06826783.0 (22) Date of filing: 24.10.2006

(51) International Patent Classification (IPC):  G06F 13/16(2006.01) G11C 7/10(2006.01) (86) International application number: PCT/US2006/041855 (87) International publication number: WO 2007/058748 (24.05.2007 Gazette 2007/21)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (30) Priority: 14.11.2005 US 273911 (71) Applicant: ATI Technologies Inc. Markham, Ontario L3T 7X6 (CA)	(72) Inventors: MACRI, Joseph San Francisco, CA 94133 (US) FRANKOVICH, Mark Toronto, Ontario, M6S 3Y1 (CA) (74) Representative: Potter, Julian Mark et al Beresford & Co 16 High Holborn London WC1V 6BX 16 High Holborn London WC1V 6BX (GB)